CHRIS KELLY staff Fort Monmouth Fire Chief John C. Erichsen demonstrates how the HazBot robot created by the U.S. Army’s engineers can help first responders detect dangerous chemicals before entering a disaster scene. Story, page 3.CHRIS KELLY staff Fort Monmouth Fire Chief John C. Erichsen demonstrates how the HazBot robot created by the U.S. Army’s engineers can help first responders detect dangerous chemicals before entering a disaster scene. Story, page 3.